The document discusses opportunities for impact in the water sector. It begins by outlining the water commercialization process from technology invention to launch. It then provides an overview of the global and Indian water markets, noting that water is a $500 billion industry worldwide growing at 6-7% annually. The document discusses various segments of the water market and highlights challenges around water usage, efficiency, availability and investing across the value chain. It concludes by noting opportunities for private companies and startups working on water-related technologies.